xdiff_file_patch

xdiff_file_patch

Patch a file with an unified diff

mixed **xdiff_file_patch** string $file string $patch string $dest int $flags

Patches a with a and stores the result in a file. has to be an unified diff created by / function. An optional parameter specifies mode of operation. file``patch``patch``xdiff_file_diff``xdiff_string_diff``flags

fileThe original file.

patch The unified patch file. It has to be created using , functions or compatible tools. xdiff_string_diff``xdiff_file_diff

destPath of the resulting file.

flags Can be either (default mode, normal patch) or (reversed patch). XDIFF_PATCH_NORMAL``XDIFF_PATCH_REVERSE

   Starting from version 1.5.0, you can also use binary OR to enable
    flag.
  `XDIFF_PATCH_IGNORESPACE`

Returns false if an internal error happened, string with rejected chunks if patch couldn't be applied or true if patch has been successfully applied.

Voorbeeld: example

The following code applies unified diff to a file.

<?php
$old_version = 'my_script-1.0.php';
$patch = 'my_script.patch';

$errors = xdiff_file_patch($old_version, $patch, 'my_script-1.1.php');
if (is_string($errors)) {
   echo "Rejects:\n";
   echo $errors;
}

?>

Voorbeeld: Patch reversing example

The following code reverses a patch.

<?php
$new_version = 'my_script-1.1.php';
$patch = 'my_script.patch';

$errors = xdiff_file_patch($new_version, $patch, 'my_script-1.0.php', XDIFF_PATCH_REVERSE);
if (is_string($errors)) {
   echo "Rejects:\n";
   echo $errors;
}

?>

xdiff_file_diff